CN1239005C - 驻极体电容传声器及其制造方法 - Google Patents

驻极体电容传声器及其制造方法 Download PDF

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Publication number
CN1239005C
CN1239005C CN02125185.1A CN02125185A CN1239005C CN 1239005 C CN1239005 C CN 1239005C CN 02125185 A CN02125185 A CN 02125185A CN 1239005 C CN1239005 C CN 1239005C
Authority
CN
China
Prior art keywords
circuit board
electrode plate
housing
condenser microphone
electret condenser
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN02125185.1A
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English (en)
Chinese (zh)
Other versions
CN1385997A (zh
Inventor
梶原和彦
日森彻
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN1385997A publication Critical patent/CN1385997A/zh
Application granted granted Critical
Publication of CN1239005C publication Critical patent/CN1239005C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006—Interconnection of transducer parts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49005—Acoustic transducer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49226—Electret making
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4957—Sound device making
    • Y10T29/49572—Hearing aid component making

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
CN02125185.1A 2001-05-10 2002-05-10 驻极体电容传声器及其制造方法 Expired - Lifetime CN1239005C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP140495/01 2001-05-10
JP2001140495A JP4145505B2 (ja) 2001-05-10 2001-05-10 エレクトレットコンデンサマイクロホン及びその製造方法

Publications (2)

Publication Number Publication Date
CN1385997A CN1385997A (zh) 2002-12-18
CN1239005C true CN1239005C (zh) 2006-01-25

Family

ID=18987093

Family Applications (1)

Application Number Title Priority Date Filing Date
CN02125185.1A Expired - Lifetime CN1239005C (zh) 2001-05-10 2002-05-10 驻极体电容传声器及其制造方法

Country Status (5)

Country Link
US (2) US7062052B2 (de)
EP (1) EP1257150B1 (de)
JP (1) JP4145505B2 (de)
CN (1) CN1239005C (de)
DE (1) DE60239576D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7224812B2 (en) * 2004-01-13 2007-05-29 Taiwan Carol Electronics Co., Ltd. Condenser microphone and method for making the same
KR100544282B1 (ko) * 2004-02-24 2006-01-23 주식회사 비에스이 평행육면체형 콘덴서 마이크로폰
DE102004024729A1 (de) * 2004-05-19 2005-12-15 Sennheiser Electronic Gmbh & Co. Kg Kondensatormikrofon
CN100591169C (zh) * 2004-08-17 2010-02-17 佳乐电子股份有限公司 浮动闸极式驻极体电容麦克风
KR100675509B1 (ko) * 2005-02-18 2007-01-30 주식회사 비에스이 Ｓｍｄ용 일렉트렛 콘덴서 마이크로폰 어셈블리
KR100675506B1 (ko) * 2005-03-18 2007-01-30 주식회사 비에스이 에스엠디용 일렉트렛 콘덴서 마이크로폰 어셈블리
KR100675510B1 (ko) * 2005-04-25 2007-01-30 주식회사 비에스이 이중 베이스 및 이를 이용한 일렉트릿 콘덴서 마이크로폰
CN1993000B (zh) * 2005-12-30 2011-09-28 财团法人工业技术研究院 电声致动器及其制法
KR20090039376A (ko) * 2007-10-18 2009-04-22 주식회사 비에스이 기생용량을 줄인 콘덴서 마이크로폰 조립체
FR2936351B1 (fr) * 2008-09-25 2010-10-15 Commissariat Energie Atomique Systeme a capacite variable a dielectrique souple.
CN201383872Y (zh) * 2009-01-19 2010-01-13 歌尔声学股份有限公司 电容式麦克风的隔离片
JP2011049693A (ja) * 2009-08-25 2011-03-10 Star Micronics Co Ltd コンデンサマイクロホンおよびその製造方法
JP2011049692A (ja) * 2009-08-25 2011-03-10 Star Micronics Co Ltd コンデンサマイクロホン
DE202009014001U1 (de) 2009-10-15 2010-03-18 Bolst, Klaus, Dr.-Ing. Filtersystem bestehend aus einem Elektretfilter und einer vorgeschalteten Ionisationseinheit zur Erhöhung der Leistung des Elektretfilters und Verlängerung der Standzeit dessen bezüglich seiner elektrischen und elektrostatischen Eigenschaften
JP6218279B2 (ja) * 2014-01-15 2017-10-25 株式会社オーディオテクニカ 単一指向性コンデンサマイクロホンおよびその製造方法
KR101485301B1 (ko) * 2014-09-24 2015-01-22 (주)비엔씨넷 콘덴서 마이크로폰
CN104754480B (zh) * 2015-02-09 2018-09-11 瑞声声学科技(深圳)有限公司 微型机电系统麦克风及其制造方法
CN109218862B (zh) * 2018-08-31 2019-12-24 合翔(常州)电子有限公司 一种电声元件及其生产工艺
CN109445640B (zh) * 2018-12-18 2022-02-15 昆山龙腾光电股份有限公司 显示屏及具有该显示屏的电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122842B (en) * 1982-05-29 1985-08-29 Tokyo Shibaura Electric Co An electroacoustic transducer and a method of manufacturing an electroacoustic transducer
US4764690A (en) * 1986-06-18 1988-08-16 Lectret S.A. Electret transducing
JPH04257200A (ja) * 1991-02-12 1992-09-11 Matsushita Electric Ind Co Ltd エレクトレットコンデンサマイクロホン
NL9101563A (nl) * 1991-09-17 1993-04-16 Microtel Bv Elektroacoustische transducent van het elektreet type.
JP2000050393A (ja) * 1998-05-25 2000-02-18 Hosiden Corp エレクトレットコンデンサマイクロホン
JP2001099860A (ja) 1999-09-30 2001-04-13 Matsushita Electric Ind Co Ltd 加速度センサ
US6532293B1 (en) * 2000-02-08 2003-03-11 Knowles Electronics Llc Acoustical transducer with reduced parasitic capacitance
JP2002101497A (ja) * 2000-09-21 2002-04-05 Matsushita Electric Ind Co Ltd エレクトレットコンデンサマイクロホン及びその製造方法
KR200218653Y1 (ko) * 2000-11-01 2001-04-02 주식회사비에스이 일렉트렛 콘덴서 마이크로폰
JP2002223498A (ja) * 2000-11-21 2002-08-09 Matsushita Electric Ind Co Ltd エレクトレットコンデンサマイクロホン

Also Published As

Publication number Publication date
JP4145505B2 (ja) 2008-09-03
EP1257150B1 (de) 2011-03-30
DE60239576D1 (de) 2011-05-12
EP1257150A2 (de) 2002-11-13
JP2002335598A (ja) 2002-11-22
US20060143911A1 (en) 2006-07-06
CN1385997A (zh) 2002-12-18
US7233675B2 (en) 2007-06-19
US7062052B2 (en) 2006-06-13
EP1257150A3 (de) 2008-12-03
US20020168073A1 (en) 2002-11-14

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Granted publication date: 20060125